merge to stable-22-2

[loadtest] NBS-3062: custom core pattern
REVIEW: 2367932

[yatest] NBS-3062: write backtrace to html with text mode
Если бинарь собирается под python3, то при попытке сдампить корку в html-файл, получаем ошибку:
```
Traceback (most recent call last):
 File "library/python/testing/yatest_common/yatest/common/process.py", line 395, in verify_no_coredumps
 self._recover_core()
 File "library/python/testing/yatest_common/yatest/common/process.py", line 292, in _recover_core
 backtrace_to_html(bt_filename, pbt_filename)
 File "library/python/testing/yatest_common/yatest/common/process.py", line 737, in backtrace_to_html
 coredump_filter.filter_stackdump(bt_filename, stream=afile)
 File "sandbox/sdk2/helpers/coredump_filter/__init__.py", line 1294, in filter_stackdump
 return dumper.dump()
 File "sandbox/sdk2/helpers/coredump_filter/__init__.py", line 1130, in dump
 html_prolog(self.stream, self.timestamp)
 File "sandbox/sdk2/helpers/coredump_filter/__init__.py", line 927, in html_prolog
 stream.write(prolog.format(
TypeError: a bytes-like object is required, not 'str'
```
REVIEW: 2370907

[harness] NBS-3062: forward custom core pattern to yatest.process
REVIEW: 2367454

DEVTOOLSSUPPORT-15739, NBS-3062: custom core pattern
REVIEW: 2367120

REVIEW: 2396836
x-ydb-stable-ref: c381d0acc3d8c7a34a2f1f7a34e7f7b1b177c047

3 files changed, 39 insertions, 10 deletions

diff --git a/library/python/cores/__init__.py b/library/python/cores/__init__.py
index fdb1f82a46..e3eea6ab5d 100644
--- a/library/python/cores/__init__.py
+++ b/library/python/cores/__init__.py
@@ -21,8 +21,7 @@ def _read_file(filename):
         return afile.read().strip("\n")
 
 
-def recover_core_dump_file(binary_path, cwd, pid):
-
+def recover_core_dump_file(binary_path, cwd, pid, core_pattern=None):
     class CoreFilePattern(object):
         def __init__(self, path, mask):
             self.path = path
@@ -36,7 +35,8 @@ def recover_core_dump_file(binary_path, cwd, pid):
 
         logger.debug("hostname = '%s'", socket.gethostname())
         logger.debug("rlimit_core = '%s'", str(resource.getrlimit(resource.RLIMIT_CORE)))
-        core_pattern = _read_file("/proc/sys/kernel/core_pattern")
+        if core_pattern is None:
+            core_pattern = _read_file("/proc/sys/kernel/core_pattern")
         logger.debug("core_pattern = '%s'", core_pattern)
         if core_pattern.startswith("/"):
             default_pattern = CoreFilePattern(os.path.dirname(core_pattern), '*')
diff --git a/library/python/testing/yatest_common/yatest/common/process.py b/library/python/testing/yatest_common/yatest/common/process.py
index a8bcc21f51..7562a91866 100644
--- a/library/python/testing/yatest_common/yatest/common/process.py
+++ b/library/python/testing/yatest_common/yatest/common/process.py
@@ -5,6 +5,7 @@ import re
 import time
 import signal
 import shutil
+import inspect
 import logging
 import tempfile
 import subprocess
@@ -91,7 +92,11 @@ class InvalidCommandError(Exception):
 
 class _Execution(object):
 
-    def __init__(self, command, process, out_file, err_file, process_progress_listener=None, cwd=None, collect_cores=True, check_sanitizer=True, started=0, user_stdout=False, user_stderr=False):
+    def __init__(self, command, process, out_file, err_file,
+                 process_progress_listener=None, cwd=None, collect_cores=True,
+                 check_sanitizer=True, started=0, user_stdout=False, user_stderr=False,
+                 core_pattern=None):
+
         self._command = command
         self._process = process
         self._out_file = out_file
@@ -110,6 +115,8 @@ class _Execution(object):
         self._user_stdout = bool(user_stdout)
         self._user_stderr = bool(user_stderr)
         self._exit_code = None
+        self._core_pattern = core_pattern
+
         if process_progress_listener:
             process_progress_listener.open(command, process, out_file, err_file)
 
@@ -146,6 +153,10 @@ class _Execution(object):
         return self._command
 
     @property
+    def core_pattern(self):
+        return self._core_pattern
+
+    @property
     def returncode(self):
         return self.exit_code
 
@@ -253,7 +264,11 @@ class _Execution(object):
             self._out_file = None
 
     def _recover_core(self):
-        core_path = cores.recover_core_dump_file(self.command[0], self._cwd, self.process.pid)
+        core_path = cores.recover_core_dump_file(
+            self.command[0],
+            self._cwd,
+            self.process.pid,
+            self.core_pattern)
         if core_path:
             # Core dump file recovering may be disabled (for distbuild for example) - produce only bt
             store_cores = runtime._get_ya_config().collect_cores
@@ -422,6 +437,7 @@ def execute(
     process_progress_listener=None, close_fds=False,
     collect_cores=True, check_sanitizer=True, preexec_fn=None, on_timeout=None,
     executor=_Execution,
+    core_pattern=None,
 ):
     """
     Executes a command
@@ -527,7 +543,16 @@ def execute(
     )
     yatest_logger.debug("Command pid: %s", process.pid)
 
-    res = executor(command, process, out_file, err_file, process_progress_listener, cwd, collect_cores, check_sanitizer, started, user_stdout=user_stdout, user_stderr=user_stderr)
+    kwargs = {
+        'user_stdout': user_stdout,
+        'user_stderr': user_stderr,
+    }
+
+    if 'core_pattern' in inspect.getargspec(executor.__init__).args:
+        kwargs.update([('core_pattern', core_pattern)])
+
+    res = executor(command, process, out_file, err_file, process_progress_listener,
+                   cwd, collect_cores, check_sanitizer, started, **kwargs)
     if wait:
         res.wait(check_exit_code, timeout, on_timeout)
     return res
@@ -708,11 +733,11 @@ def check_glibc_version(binary_path):
 def backtrace_to_html(bt_filename, output):
     try:
         from library.python import coredump_filter
-        with open(output, "wb") as afile:
+        with open(output, "w") as afile:
             coredump_filter.filter_stackdump(bt_filename, stream=afile)
     except ImportError as e:
         yatest_logger.debug("Failed to import coredump_filter: %s", e)
-        with open(output, "wb") as afile:
+        with open(output, "w") as afile:
             afile.write("<html>Failed to import coredump_filter in USE_ARCADIA_PYTHON=no mode</html>")
 
 
diff --git a/ydb/tests/library/harness/daemon.py b/ydb/tests/library/harness/daemon.py
index edabe07262..c34c7ce927 100644
--- a/ydb/tests/library/harness/daemon.py
+++ b/ydb/tests/library/harness/daemon.py
@@ -55,13 +55,16 @@ class SeveralDaemonErrors(RuntimeError):
 
 
 class Daemon(object):
-    def __init__(self, command, cwd, timeout, stdin_file=None, stdout_file=None, stderr_file=None, stderr_on_error_lines=0):
+    def __init__(self, command, cwd, timeout, stdin_file=None, stdout_file=None,
+                 stderr_file=None, stderr_on_error_lines=0, core_pattern=None):
+
         self.__cwd = cwd
         self.__timeout = timeout
         self.__command = tuple(command)
         self.__stderr_on_error_lines = stderr_on_error_lines
         self.__daemon = None
         self.__killed = False
+        self.__core_pattern = core_pattern
         self.logger = logger.getChild(self.__class__.__name__)
         if stdout_file is None:
             self.__stdout_file = tempfile.NamedTemporaryFile(dir=self.__cwd, prefix="stdout_", delete=False)
@@ -104,7 +107,8 @@ class Daemon(object):
             stdin=self.__stdin_file,
             stdout=self.__stdout_file,
             stderr=stderr_stream,
-            wait=False
+            wait=False,
+            core_pattern=self.__core_pattern
         )
         wait_for(self.is_alive, self.__timeout)